Home / 19,015.19-26,238.68-10,516.16

Finding the Fourth Proportional to 19,015.19, 26,238.68 and 10,516.16

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Solution

The fourth proportional to 19,015.19, 26,238.68 and 10,516.16 is: 14,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.19 : 26,238.68 = 10,516.16 : x
  2. Step 2: Convert to fraction form
    19,015.19/26,238.68 = 10,516.16/x
  3. Step 3: Cross multiply
    19,015.19x = 26,238.68 × 10,516.16
  4. Step 4: Simplify right side
    19,015.19x = 275,930,117.76
  5. Step 5: Solve for x
    x = 275,930,117.76/19,015.19
  6. Step 6: Final answer
    x = 14,511.04

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Half scale
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Double scale
Find fourth proportional to 19,016.19, 26,240.06 and 10,517.16
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.